Question

-(-9)+(+4)=??
+(-18)-(-6)=??
+(+25)+(-9)=??
-(-54)+(+34)=??
+4-5+8-16=??
​

Answer 1

Resposta:

a)13

b)-12

c)16

d)88

e)9

Answer 2

+9+4=13

-18+6=-12

+25-9=16

+54+34=88

-1-8=-9